linux-kernel - Re: [PATCH net-next] net/core: Remove comment quote for __dev_queue

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Message-ID: <9d8b436a-5d8d-2a53-a2a1-5fbab987e41b@gmail.com>
Date:   Wed, 4 May 2022 11:28:51 +0700
From:   Bagas Sanjaya <bagasdotme@...il.com>
To:     Jakub Kicinski <kuba@...nel.org>
Cc:     linux-doc@...r.kernel.org, Stephen Rothwell <sfr@...b.auug.org.au>,
        Dave Jones <davej@...hat.com>,
        Randy Dunlap <randy.dunlap@...cle.com>,
        "David S . Miller" <davem@...emloft.net>,
        Pavel Begunkov <asml.silence@...il.com>,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net/core: Remove comment quote for
 __dev_queue_xmit()

On 5/4/22 08:03, Jakub Kicinski wrote:
> On Tue,  3 May 2022 14:29:49 +0700 Bagas Sanjaya wrote:
>> - * -----------------------------------------------------------------------------------
>> - *      I notice this method can also return errors from the queue disciplines,
>> - *      including NET_XMIT_DROP, which is a positive value.  So, errors can also
>> - *      be positive.
>> - *
>> - *      Regardless of the return value, the skb is consumed, so it is currently
>> - *      difficult to retry a send to this method.  (You can bump the ref count
>> - *      before sending to hold a reference for retry if you are careful.)
>> - *
>> - *      When calling this method, interrupts MUST be enabled.  This is because
>> - *      the BH enable code must have IRQs enabled so that it will not deadlock.
>> - *          --BLG
>> + *	This method can also return positive errno code from the queue
>> + *	disciplines (including NET_XMIT_DROP).
>> + *
>> + *	Note that regardless of the return value, the skb is consumed
>> + *	anyway, so it is currently difficult to retry sending to this
>> + *	method.
> 
> Why drop almost half of the comment if the problem is just the ----
> banner?

I can't think of preserving delineation between actual documentation
and the quote without messing up kernel-doc.

Actually the "--BLG" signature is the culprit.

-- 
An old man doll... just what I always wanted! - Clara